Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12352159 | Wireless electrical lower completion deployment | Yann Dufour, Cassius Elston, Samuel Domingos Leal, Lucas Henrique Vieira, Hubert Monthe Ngakam +3 more | 2025-07-08 |
| 10370961 | Downhole tool and electronics packaging configuration therefor | Amanda Olivio, Gary A. Hazen, Robert Monroe Lowe, Jr., Jason Guernsey, Tao Xu +5 more | 2019-08-06 |
| 9494033 | Apparatus and method for kick detection using acoustic sensors | Reza Taherian | 2016-11-15 |
| 9181798 | Removable modular antenna assembly for downhole applications | Tudor Ioan Palaghita, Cory James, Frank Espinosa | 2015-11-10 |
| 9081121 | Method for a mud cake thickness determination | Timur Zharnikov, Masafumi Fukuhara, Alexander F. Zazovsky | 2015-07-14 |
| 8619501 | Ultrasonic measurements performed on rock cores | Pierre Campanac | 2013-12-31 |
| 8484858 | Wall contact caliper instruments for use in a drill string | James C. Brannigan, Raymond V. Nold, III, John Rasmus, Alexander F. Zazovsky | 2013-07-16 |
| 8429962 | Methods and apparatus to control a formation testing operation based on a mudcake leakage | Alexander F. Zazovsky, Steve G. Villareal, Timur Zharnikov | 2013-04-30 |
| 8416098 | Acoustic communication apparatus for use with downhole tools | Miguel F. Pabon | 2013-04-09 |
| 8042387 | Methods and apparatus to control a formation testing operation based on a mudcake leakage | Alexander F. Zazovsky, Steve G. Villareal, Timur Zharnikov | 2011-10-25 |
| 8024868 | Wall contact caliper instruments for use in a drill string | James C. Brannigan, Raymond V. Nold, III, John Rasmus, Alexander F. Zazovsky | 2011-09-27 |
| 7762354 | Peizoelectric generator particularly for use with wellbore drilling equipment | — | 2010-07-27 |
| 7554882 | Methods and systems for calibrating acoustic receivers | Toru Ikegami, Vivian Pistre, Shu-Kong Chang, Yoko Morikami | 2009-06-30 |
| 7460435 | Acoustic transducers for tubulars | Jean Pierre Masson | 2008-12-02 |
| 7367392 | Wellbore apparatus with sliding shields | Khanh Duong, Jean Pierre Masson, Harold Pfutzner, Alain Dumont, Tetsuya Tanaka | 2008-05-06 |
| 7364007 | Integrated acoustic transducer assembly | Harold Pfutzner, Alain Dumont, Tetsuya Tanaka | 2008-04-29 |
| 7085194 | Methods and systems for calibrating acoustic receivers | Toru Ikegami | 2006-08-01 |